Alkali Tanah
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Easy
Linda Aprina
Used 15+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Di antara unsur-unsur berikut yang keelektronegatifan paling besar adalah…
Magnesium
Berilium
Kalsium
Barium
stronsium
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Warna uji nyala pada logam alkali tanah secara berurutan. Magnesium dan kalsium adalah…
Merah dan ungu
Hijau dan putih
Putih dan dan jingga merah
Biru dan jingga merah
Putih dan biru
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Beberapa kegunaan unsur berikut :
1. Bahan baku pupuk
2. Peralatan masak
3. Bahan baku semen
4. Menetralisir asam dilambung
5. Pembentukan tulang
Kegunaan unsur kalsium terdapat pada nomer ….
1 dan 2
1 dan 4
2 dan 3
3 dan 4
3 dan 5
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Senyawa hidroksida logam alkali tanah yang dalam bentuk suspensi digunakan sebagai obat sakit lambung adalah ….
Be(OH)2
Mg(OH)2
Sr(OH)2
Ca(OH)2
Ba(OH)2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hidroksida berikut yang sifat basanya paling lemah adalah…
Sr(OH)2
Ba(OH)2
Mg(OH)2
Ca(OH)2
Be(OH)2
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